/Engine/Plugins/Runtime/Synthesis/Source/Synthesis/Classes/SynthComponents/EpicSynth1Component.h
Play a new note. Optionally pass in a duration to automatically turn off the note.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Synth|Components|Audio") void NoteOn ( const float Note, const int32 Velocity, const float Duration )